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Finding the Fourth Proportional to 40,606.30, 60,909.45 and 17,229.70

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Solution

The fourth proportional to 40,606.30, 60,909.45 and 17,229.70 is: 25,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,606.30 : 60,909.45 = 17,229.70 : x
  2. Step 2: Convert to fraction form
    40,606.30/60,909.45 = 17,229.70/x
  3. Step 3: Cross multiply
    40,606.30x = 60,909.45 × 17,229.70
  4. Step 4: Simplify right side
    40,606.30x = 1,049,451,550.67
  5. Step 5: Solve for x
    x = 1,049,451,550.67/40,606.30
  6. Step 6: Final answer
    x = 25,844.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.